Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index -3.88
Milk (kg) 106.00 -0.014 -1.48
Fat (kg) 3.05 -0.375 -1.14
Prot (kg) 2.85 -0.441 -1.26
Fertility Sub Index -5.48
Calving Interval (days) 2.65 -1.459 -3.87
Survival (%) -1.44 1.117 -1.61
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.15
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.93 -0.432 -0.83
Maintenance Sub Index Maint. Sub Index 1.99
Live WT (kg) -6.50 -0.307 1.99
Total Carbon Sub Index -8.07

* Based on an €80/tonne carbon price